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Lake Crystal, Minnesota

City in Blue Earth County, Minnesota

Air quality

The air at Lake Crystal

Index 21, good, led by fine particles. Read at 12 AM from its reporting area, South Central Minnesota (MN), 12 miles off.

21Good
  • Fine particles (PM2.5)21Good-
  • Ozone14Good-

The days ahead

Good each day through Sun Oct 18, led by ozone. Yesterday measured 21, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Lake Crystal

0.69 in in the last 24 hours, 0.70 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.69in
Last 3 days
0.70in

Visibility

How far you can see at Lake Crystal, the next 43 hours

Visibility stays 3 miles or more through Sat 7 PM, lowest 3 miles Fri 4 AM.

FriSat

On the radar over Lake Crystal, MinnesotaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Lake Crystal, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.6 miles away.

measured now4 instruments

MankatoMKT

At an airfield/16.8 mi away/1,020 ft/29 ft above here

temp, wind, gust, visibility, precip, pressure

Rank484of 1,965

measured daily2 instruments

Station report

The weather at Mankato, drawn

The nearest airport reporting now, 16.8 mi from Lake Crystal, Minnesota. From its report of Oct 16, 2026, 12:56 AM local time: 3 of its 6 sheets.

The sky

A few clouds at 1,500 ft, overcast at 8,000 ft; the ceiling is 8,000 ft; visibility 10 mi or more.

Section of the sky over Mankato, height above the station to scale: a few clouds cloud with its base at 1,500 feet, overcast cloud with its base at 8,000 feet, the ceiling at 8,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MKTFIG. A THE SKY OVER MANKATOSECTION, HEIGHT ABOVE THE STATION TO SCALE, EACH LAYER AT THE HEIGHT OF ITS BASE AS REPORTED; COVER IN EIGHTHS OF THE SKY; TOPS NOT MEASUREDFT ABOVE THE STATION02,5005,0007,50010,00012,500ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FTOVC 8,000 FTOVERCAST, 8 EIGHTHS OF THE SKYFEW 1,500 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYCEILING 8,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEMankato, the skySTATION REPORT · ASOS MKTTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-MKT-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018, FB-SKY-013, FB-SKY-014

The air

45.0 F with a dew point of 42.0 F, 89 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 700 ft up; the lowest cloud reported is at 1,500 ft.

Chart of the air at Mankato: temperature 45.0 degrees Fahrenheit and dew point 42.0, 89 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 700 feet above the station, against the lowest cloud reported at 1,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MKTFIG. B THE AIR AT MANKATOTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 700 FT ABOVE THE STATION, AT 41.3 FLOWEST CLOUD REPORTED, FEW 1,500 FTTEMPERATURE 45.0 FDEW POINT 42.0 FSPREAD 3.0 FRELATIVE HUMIDITY 89 PER CENTTHE AIR COOLS ABOUT 5.4 F EACH 1,000 FT IT RISES, AND ITS DEW POINT ABOUT 1 FSOLID: THE LIFTED AIR'S TEMPERATURE; DASHED: ITS DEW POINTTITLEMankato, the airSTATION REPORT · ASOS MKTTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-MKT-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (300 degrees) at 16 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 26 mph.

Plan of the wind at Mankato, north up: blowing from 300 degrees, the west northwest, at 16 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MKTFIG. C THE WIND AT MANKATOPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 300°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 16 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMankato, the windSTATION REPORT · ASOS MKTTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-MKT-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Mankato, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at North Mankato (NMAM5), 10.0 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in Minnesota

22 places, each with its own forecast and its own instruments.

Near Lake Crystal

The nearest places, each with its own forecast and the instruments nearest it.

Near Lake Crystal

River and lake gauges